Pith Number

pith:74JG7GTH

pith:2017:74JG7GTHLGEWKAYJNFZ5XHYP5Z

not attested not anchored not stored refs pending

Equations of hypergeometric type in the degenerate case

Jan Derezi\'nski, Maciej Karczmarczyk

arxiv:1704.06981 v1 · 2017-04-23 · math-ph · math.CA · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{74JG7GTHLGEWKAYJNFZ5XHYP5Z}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:45:21.778107Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff126f9a6759896503096973db9f0fee7f980f2b173582fdd7a4374d7b623916

Aliases

arxiv: 1704.06981 · arxiv_version: 1704.06981v1 · doi: 10.48550/arxiv.1704.06981 · pith_short_12: 74JG7GTHLGEW · pith_short_16: 74JG7GTHLGEWKAYJ · pith_short_8: 74JG7GTH

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/74JG7GTHLGEWKAYJNFZ5XHYP5Z \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: ff126f9a6759896503096973db9f0fee7f980f2b173582fdd7a4374d7b623916

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76884c74f1107806bf19895cf82339bc48f8ba7c32b1de85e8aea962457d152c",
    "cross_cats_sorted": [
      "math.CA",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2017-04-23T20:57:43Z",
    "title_canon_sha256": "03575f2ab20b4198169fb24808115c23ea2e199a6a275a13cb5a952de328bada"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06981",
    "kind": "arxiv",
    "version": 1
  }
}